class DictClient::Client
Public Class Methods
new(host = DEFAULT_HOST, port = DEFAULT_PORT)
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# File lib/dict_client/client.rb, line 6 def initialize(host = DEFAULT_HOST, port = DEFAULT_PORT) @host, @port = host, port end
Public Instance Methods
connect() { |self| ... }
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# File lib/dict_client/client.rb, line 14 def connect @conn = tcp_open @host, @port @banner = @conn.readline unless DictClient.reply_code(@banner) == RESPONSE_CONNECTED raise DictError.new, "Connection refused \"#{@banner}\"." end # announce ourselves to the server. send_command CLIENT_NAME unless DictClient.reply_code(reply = @conn.readline()) == RESPONSE_OK raise DictError.new, "Client announcement failed \"#{reply}\"" end if block_given? yield self else self end end
connected?()
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# File lib/dict_client/client.rb, line 10 def connected? ! @conn.nil? end
databases()
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# File lib/dict_client/client.rb, line 52 def databases request_response "show db", DictionariesTcpReader.new, Dictionaries end
define(word, database = DB_ALL)
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# File lib/dict_client/client.rb, line 76 def define(word, database = DB_ALL) request_response %!define #{database} "#{word}"!, WordDefinitionsTcpReader.new, WordDefinitions end
disconnect()
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# File lib/dict_client/client.rb, line 39 def disconnect if connected? send_command 'quit' @conn.close @conn = nil end end
help()
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# File lib/dict_client/client.rb, line 64 def help request_response "help", ServerHelpTcpReader.new, ServerHelp end
info(database)
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# File lib/dict_client/client.rb, line 68 def info database request_response %!show info "#{database}"!, DictionaryInfoTcpReader.new, DictionaryInfo end
match(word, strategy = MATCH_DEFAULT, database = DB_ALL)
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# File lib/dict_client/client.rb, line 72 def match(word, strategy = MATCH_DEFAULT, database = DB_ALL) request_response %!match #{database} #{strategy} "#{word}"!, MatchTcpReader.new, WordMatch end
server()
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# File lib/dict_client/client.rb, line 60 def server request_response "show server", ServerInfoTcpReader.new, ServerInfo end
strategies()
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# File lib/dict_client/client.rb, line 56 def strategies request_response "show strat", StrategiesTcpReader.new, Strategies end
Private Instance Methods
check_connection()
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# File lib/dict_client/client.rb, line 101 def check_connection unless connected? raise DictError.new, 'Not connected.' end end
request_response(command, reader, response_class)
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# File lib/dict_client/client.rb, line 87 def request_response(command, reader, response_class) send_command command if DictClient.reply_code(reply = @conn.readline) == reader.good_response_code response_class.new(reader.read_from(@conn)) elsif reader.bad_response_code && DictClient.reply_code(reply) == reader.bad_response_code EmptyResponse.new else raise DictError.new, reply end end
send_command(command)
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# File lib/dict_client/client.rb, line 107 def send_command command check_connection # STDERR.puts command @conn.write command + EOL end
tcp_open(host, port)
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# File lib/dict_client/client.rb, line 83 def tcp_open host, port TCPSocket.open(host, port) end